Delete FunctionGroupBase from Pepper.

ppapi/ppapi_shared.gypi

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
    'variables': {
      'conditions': [
         ['inside_chromium_build==0', {
             'webkit_src_dir': '../../../..',
         },{
@@ skipping 40 matching lines @@
           },
         }],
       ],
       'sources': [
         'shared_impl/array_writer.cc',
         'shared_impl/array_writer.h',
         'shared_impl/callback_tracker.cc',
         'shared_impl/callback_tracker.h',
         'shared_impl/file_type_conversion.cc',
         'shared_impl/file_type_conversion.h',
-        'shared_impl/function_group_base.cc',
-        'shared_impl/function_group_base.h',
         'shared_impl/host_resource.h',
         'shared_impl/id_assignment.cc',
         'shared_impl/id_assignment.h',
         'shared_impl/platform_file.cc',
         'shared_impl/platform_file.h',
         'shared_impl/ppapi_globals.cc',
         'shared_impl/ppapi_globals.h',
         'shared_impl/ppapi_preferences.cc',
         'shared_impl/ppapi_preferences.h',
         'shared_impl/ppb_audio_config_shared.cc',
@@ skipping 182 matching lines @@
         'thunk/ppb_widget_api.h',
         'thunk/ppb_widget_thunk.cc',
         'thunk/ppb_x509_certificate_private_api.h',
         'thunk/ppb_x509_certificate_private_thunk.cc',
         'thunk/ppb_zoom_thunk.cc',
         'thunk/thunk.h',
       ],
     },
   ],
 }